Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12139978 | High pressure injection flushing heads and systems including such flushing heads | Markus Hartung | 2024-11-12 |
| 11236557 | Core tube handling device | Thorsten Upmeier, Trevor Zwar | 2022-02-01 |
| 10947793 | Core tube handling device | Thorsten Upmeier, Trevor Zwar | 2021-03-16 |
| 10919726 | Wireline system and methods of using same | Thorsten Upmeier, Stefan Wrede, Rene Maennel | 2021-02-16 |
| 10384907 | Wireline system and methods of using same | Thorsten Upmeier, Stefan Wrede, Rene Maennel | 2019-08-20 |
| 8556004 | Bottom preventer for use in a drilling system | Markus Hartung | 2013-10-15 |
| 8408328 | Methods of controllling hydraulic motors | Stefan Wrede | 2013-04-02 |
| 8172002 | Methods of controlling hydraulic motors | Stefan Wrede | 2012-05-08 |
| 8118118 | Modular rotary drill head | Stefan Wrede, Hans-Juergen Wahl | 2012-02-21 |
| 8113299 | Drill mast articulation assembly | Stefan Wrede | 2012-02-14 |
| 8028613 | Valve system for drilling systems | Stefan Wrede | 2011-10-04 |
| 7997167 | Clamping and breaking device | Stefan Wrede | 2011-08-16 |
| 7905299 | Articulation assembly for moving a drill mast | Stefan Wrede | 2011-03-15 |
| 7779932 | Drill-string shock absorbers | Markus Hartung, Stefan Wrede | 2010-08-24 |
| 7770668 | Modular rotary drill head | Stefan Wrede, Hans-Juergen Wahl | 2010-08-10 |